Resource pooling refers to the practice of aggregating computing resources such as processing power, storage, memory, and network bandwidth into a shared pool that can be dynamically assigned to multiple users or applications based on demand. In cloud and infrastructure security contexts, resource pooling enables efficient utilization of physical and virtual infrastructure while maintaining isolation, scalability, and controlled access. It is a fundamental characteristic of cloud computing, where service providers manage large pools of resources that serve multiple customers using a multi-tenant model. Users typically have no direct control over the exact physical location of resources, but they are assured of availability, performance, and security through virtualization and management layers. The architecture of resource pooling is based on abstraction, virtualization, orchestration, and automated resource management. At the foundation lies the physical infrastructure layer, consisting of data centers equipped with servers, storage systems, networking devices, and power and cooling mechanisms. These hardware resources are grouped together to form a large infrastructure pool. Security at this level involves physical access controls, hardware integrity monitoring, environmental safeguards, and secure network segmentation. The goal is to create a resilient base that can support multiple workloads without performance degradation or unauthorized access. Above the physical layer exists the virtualization layer, which plays a critical role in enabling resource pooling. Hypervisors and containerization technologies abstract physical hardware into multiple virtual machines or containers that can be independently managed. Each virtual environment is logically isolated, ensuring that workloads